maven 速度慢 settings.xml 设置阿里云镜像

<?xml version="1.0"?>
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
    <mirrors>
        <mirror>
        <id>nexus-aliyun</id>
        <mirrorOf>central</mirrorOf>
        <name>Nexus aliyun</name>
        <url>http://maven.aliyun.com/nexus/content/groups/public</url>
    </mirror>
    </mirrors>

    <profiles>
        <profile>
            <id>dev</id>
            <repositories>
                <repository>
                   <id>nexus-aliyun</id>
                   <url>http://maven.aliyun.com/nexus/content/groups/public</url>
                    <releases>
                        <enabled>true</enabled>
                        <updatePolicy>always</updatePolicy>
                        <checksumPolicy>warn</checksumPolicy>
                    </releases>
                    <snapshots>
                        <enabled>true</enabled>
                        <updatePolicy>never</updatePolicy>
                        <checksumPolicy>fail</checksumPolicy>
                    </snapshots>
                </repository>
            </repositories>
            <pluginRepositories>
                <pluginRepository>
                    <id>nexus-aliyun</id>
                   <url>http://maven.aliyun.com/nexus/content/groups/public</url>
                    <releases>
                        <enabled>true</enabled>
                        <checksumPolicy>warn</checksumPolicy>
                    </releases>
                    <snapshots>
                        <enabled>true</enabled>
                        <checksumPolicy>fail</checksumPolicy>
                    </snapshots>
                </pluginRepository>
            </pluginRepositories>
            <!-- <properties> <environment.type>prod</environment.type> </properties> -->
        </profile>
    </profiles>
    <activeProfiles>
        <activeProfile>dev</activeProfile>
    </activeProfiles>
</settings>